2018 RAM 2500 vehicle speed control problems
336 owner complaints filed with NHTSA name the vehicle speed control on the 2018 RAM 2500 — 13% of all complaints for this model year.
What owners report
“ABS, Traction controle and 4 wheel drive system shut down. the truck is sending code- C0031-1D directly related to C4B recall. The dealerships have no fix and offered no support or guidance but did agree that the truck is unsafe to drive as is.”
filed Aug 1, 2026
“The electronic throttle control light and check engine light are on. I took it to a mechanic and had the accelerator pedal replaced. The lights remained on and the truck remains in "limp mode" and will not go over 59mph. The mechanic stated that this is due to the unresolved recall problems with…”
filed Jul 28, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Vehicle Speed Control problems in other 2500 years
| Year | Reports | Share |
|---|---|---|
| 2025 2500 | 1 | 2% |
| 2024 2500 | 1 | 2% |
| 2022 2500 | 3 | 2% |
| 2021 2500 | 1 | 1% |
| 2020 2500 | 2 | 1% |
| 2019 2500 | 8 | 4% |
| 2017 2500 | 72 | 11% |
| 2016 2500 | 17 | 7% |
| 2015 2500 | 19 | 9% |
| 2014 2500 | 32 | 9% |
| 2013 2500 | 14 | 8% |
Other reported problem areas on the 2018 RAM 2500
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.